Headphone



FIG. 1 is a front elevational view of a headphone showing a new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left-side elevational view thereof;

FIG. 4 is a right-side elevational view thereof;

FIG. 5 is a top plan view thereof (a left interior front face of a leftear cup of the headphone is a mirror image of a right interior frontface of a right ear cup of the headphone);

FIG. 6 is a bottom plan view thereof; and,

FIG. 7 is a perspective view thereof (the left interior front face ofthe left ear cup of the headphone is a mirror image of the rightinterior front face of the right ear cup of the headphone).

CLAIM The ornamental design for a headphone, as shown and described.